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Being inserted into your third party's list 0

Good morning, this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...

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Started over 7 years ago
by FormerMember
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Failure of 8kv ESD test 0

Hi, We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing. The 8kv ESD power...

1032 views

0 replies

Started over 7 years ago
by mansfield
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app inventor2 with Bluefruit LE (UART or SPI) 0

Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ? Note: my Android version is 4.4.2 (LE "advertising" not supported...

875 views

0 replies

Started over 7 years ago
by VanFPGA
Not Answered
Execute error in secure DFU 0

I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031). There are a few issues we have trouble with. The...
- dfu secure bootloader dfu
990 views

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Started over 7 years ago
by Gili Elias
Not Answered
Device manager and preserved bonding info across DFU questions (NRF51, SDK10) 0

Hi, After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions. I should...
949 views

0 replies

Started over 7 years ago
by NateABC

Recent in Nordic blog

Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017

Latest guides

Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016
nRF5x: General PCB design guidelines for nRF52 series

FormerMember

When designing a PCB with a high-frequency radio onboard certain rules should be followed for optimal radio frequency (RF) performance. This guide will provide some general PCB guidelines that can be used…
- 11 Jul 2016
Software Development Kit: Migrating to Peer Manager

Øyvind Rønningstad

The tutorial has been updated for SDK v11, which contains the production-ready release of Peer Manager. The original tutorial can be found on this page, below the updated tutorial. #Migrating to Peer…
- 8 Apr 2016
Bluetooth low energy: Bluetooth low energy Characteristics, a beginner's tutorial

MartinBL

Before we begin Table of content Topics that will be covered include: Before we begin Basic theory Attribute tables in nRFConnect Bluetooth Low Energy application Description of the example Adding a…
- 18 Mar 2016
Bluetooth low energy: Bluetooth Smart and the Nordic's Softdevices - Part 2 Connection

Hung Bui

This blog series was created as an attempt to fill in the gap between how Bluetooth Smart is described in the spec and how you can use our APIs and event from our softdevice to do what defined in the spec…
- 1 Feb 2016
Design Examples: Capacitive Touch on the nRF52 series

Einar Thorsrud

Important updates: Due to erratum 84 (COMP: ISOURCE not functional), capacitive sensing using the relaxation oscillator method is not usable in a real product with the nRF52832, as it will only work reliably…
- 31 Jan 2016